# 27183076 Mercury MerCruiser Gasket | Genuine Quicksilver OEM Part

## 🔧 Product Description

**Genuine Quicksilver Driveshaft Housing Plate Gasket - Part Number: 27-183076**

A genuine Quicksilver driveshaft housing plate gasket used on selected Mercury and Mariner V6 2.5L two-stroke, EFI, DFI / OptiMax, Pro XS, Racing and Jet outboard midsection assemblies. This gasket seals the driveshaft housing plate / exhaust plate interface and is commonly required during powerhead, driveshaft housing, exhaust plate or gasket-set service.

## ⚙️ Key Features

-   Genuine Quicksilver OEM gasket
-   Correct Mercury part number 27-183076
-   Driveshaft housing plate gasket
-   Used on Mercury / Mariner V6 2.5L two-stroke, EFI and DFI applications
-   Related to 27-991734 and 27-991764 powerhead / driveshaft housing gasket service components

## 🚤 Compatibility

### Commonly used on

-   Mercury / Mariner V6 2.5L driveshaft housing and exhaust plate gasket applications
-   Mercury DFI / OptiMax, EFI, Pro XS, Racing and Jet midsection gasket sets

### Typically suits

-   Engine models:
-   Mercury 110 Jet 2.5L - serial 1B690542 and up
-   Mercury 110 Jet 2.5L gasket set components - serial 1B690542 and up
-   Mercury 140 Jet - serial 0G960500 to 0T178499
-   Mercury 140 Jet engine gasket set components - serial 0G960500 to 0T178499
-   Mercury V-115 DFI 2.5L - serial 0G960500 to 0T178499
-   Mercury V-135 - serial 0G960500 to 0T178499
-   Mercury V-135 DFI 2.5L - serial 0G960500 to 0T178499
-   Mercury V-135 DFI 2.5L - serial 0T178500 to 0T800999
-   Mercury V-135 DFI 2.5L - serial 0T801000 to 1B226999
-   Mercury V-135 DFI 2.5L - serial 1B227000 to 1B417701
-   Mercury V-135 DFI 2.5L - serial 1B417702 and up
-   Mercury V-140 International - serial 0T178500 to 1B226999
-   Mercury V-150 - serial 0G960500 to 1B226999
-   Mercury V-150 EFI - serial 0G960500 to 0T408999
-   Mercury V-150 EFI 2.5L - serial 0T409000 to 0T800999
-   Mercury V-150 EFI 2.5L - serial 0T801000 to 1B226999
-   Mercury V-150 EFI 2.5L - serial 1B227000 and up
-   Mercury V-150 DFI 2.5L - serial 0G960500 to 0T178499
-   Mercury V-150 DFI 2.5L - serial 0T178500 to 0T800999
-   Mercury V-150 DFI 2.5L - serial 0T801000 to 1B226999
-   Mercury V-150 DFI 2.5L - serial 1B227000 to 1B417701
-   Mercury V-150 DFI 2.5L - serial 1B417702 and up
-   Mercury V-175 EFI - serial 0G960500 to 0T408999
-   Mercury V-175 EFI 2.5L - serial 0T409000 to 0T800999
-   Mercury V-175 DFI 2.5L - serial 0T178500 to 0T800999
-   Mercury V-175 DFI 2.5L - serial 0T801000 to 1B226999
-   Mercury V-175 DFI 2.5L - serial 1B227000 to 1B417701
-   Mercury V-175 DFI 2.5L - serial 1B417702 and up
-   Mercury V-200 - serial 0G960500 to 1B226999
-   Mercury V-200 EFI - serial 0G960500 to 0T408999
-   Mercury V-200 EFI 2.5L - serial 0T409000 to 0T800999
-   Mercury V-200 EFI 2.5L - serial 0T801000 to 1B226999
-   Mercury V-200 EFI 2.5L - serial 1B227000 and up
-   Mercury XR-6 / Magnum III - serial 0G960500 to 1B226999
-   Mercury 150 Pro XS 2.5L - serial 1B690542 to 2B535572
-   Mercury 175 Pro XS 2.5L - serial 1B516339 to 2B535624
-   Mercury 200XS DFI 2.5L - serial 0T235000 to 0T818180
-   Mercury 200XS DFI 2.5L - serial 0T818181 to 1E000796
-   Mercury 200XS DFI 2.5L - serial 1E000797 to 1E002110
-   Mercury 200XS DFI 2.5L ROS - serial 1E050852 and up
-   Mercury 200XS SST - serial 1E050629 and up
-   HP Range: commonly 110 Jet through 200XS / 225HP-class V6 applications where specified
-   Engine Type: Mercury / Mariner V6 2.5L two-stroke, EFI, DFI / OptiMax, Pro XS, Racing and Jet outboard
-   System Type: Driveshaft housing plate / exhaust plate gasket

## 🔌 Function

The gasket seals the driveshaft housing plate and exhaust plate joint, helping prevent exhaust leakage, water leakage and contamination at the midsection interface.

## ⚠️ Common Signs of Failure

-   Exhaust leakage around midsection or exhaust plate
-   Water leakage at the driveshaft housing joint
-   Salt or corrosion tracking around gasket surface
-   Gasket damaged during powerhead or exhaust plate removal
-   Replacement required during powerhead, adapter plate or driveshaft housing service

## 🔄 Supersession & Cross Reference

### OEM Supersession Chain

-   27-183076 current OEM service reference

### OEM / Related Numbers

-   27-183076
-   183076
-   27183076
-   27-18307-6
-   27-991734 related driveshaft housing gasket
-   27-991764 related cylinder block / powerhead gasket
-   26-41953 related seal
-   12-20553 related powerhead stud washer
-   11-69254 related powerhead stud nut
-   8M0039076 related upper exhaust tube seal

### Aftermarket / Verified Equivalents

-   Aftermarket 27-183076 replacement gaskets exist for Mercury / Mariner V6 2.5L driveshaft housing plate applications
-   No universal aftermarket equivalent should be used without confirming the engine serial and exhaust plate layout

## 📦 Condition

-   Genuine Quicksilver part
-   Brand new
-   Supplied in original or equivalent packaging

## Details

- **Price:** 39.05 AUD
- **Vendor:** Quicksilver
- **Type:** Gaskets & Seals
- **Tags:** Quicksilver Marine Parts | Oils, Service Kits & Engine Components

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 39.05 AUD | In stock |

## Images

- 27183076 Mercury MerCruiser Gasket | Genuine Quicksilver OEM Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/27183076-mercury-mercruiser-gasket-genuine-quicksilver-oem-part)
> Updated: 2026-09-06